Fekend Hearing aid

Brand new USB direct charging hearing aid DSP chip/small and convenient/easy to operate;
One-key frequency modulation, simple operation. In different environments, choose different modes. The "off" position of the hearing aid power switch-low frequency compression gear, suitable for general noisy environments -. Normal use gear, suitable for general occasions. Note: Everyone has different perceptions of sound. Please adjust the gear according to your personal experience. USB cyclic charging built-in lithium battery, which can be used repeatedly; direct charging is fast and reliable; the power light is always green when charging and the light goes out after full charge; universal for both ears; the catheter can be rotated 360°, and both left and right ears can be used; It is convenient to carry and go out. The weight of the body is ≈8g; Product name: Behind-the-ear hearing aid Product size: 46*9.35*46mm; Normal working environment: Ambient temperature 5℃~40℃; Relative humidity ≤80%; Scope of application: Experience matching Contraindications for compensating hearing for patients with air-supplied hearing loss: acute otitis externa, otitis, chronic suppurative otitis media (in the period of pus infection), acute suppurative otitis media, allergic to the material
How to use: Choose the appropriate earplugs according to the size of your earholes; use the standard data cable to connect and fully charge; when wearing, turn the switch to "O" position to shut down, and adjust the volume knob to the minimum; when debugging, turn the switch Turn to the "N" gear, and then adjust the volume. When wearing, turn the knob to the clearest sound.
If you feel there is a howling sound, please check whether the earplugs are tightly plugged. If the earplugs cannot be plugged tightly, please try to replace the earplugs of other specifications. If you feel that the "N" file is a bit hollow or noisy, please adjust it to the "H" file, which can compress the low-frequency sound and it will sound more comfortable.